137788127920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{157393}}^1$

素因数の和:157790

約数の個数: 80

約数和(自身を含む): 331630417152

約数和(自身を除く): 193842289232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 353, 496, 620, 706, 1240, 1412, 1765, 2480, 2824, 3530, 5648, 7060, 10943, 14120, 21886, 28240, 43772, 54715, 87544, 109430, 157393, 175088, 218860, 314786, 437720, 629572, 786965, 875440, 1259144, 1573930, 2518288, 3147860, 4879183, 6295720, 9758366, 12591440, 19516732, 24395915, 39033464, 48791830, 55559729, 78066928, 97583660, 111119458, 195167320, 222238916, 277798645, 390334640, 444477832, 555597290, 888955664, 1111194580, 1722351599, 2222389160, 3444703198, 4444778320, 6889406396, 8611757995, 13778812792, 17223515990, 27557625584, 34447031980, 68894063960, 137788127920]

約数ペア:

[(1, 137788127920), (2, 68894063960), (4, 34447031980), (5, 27557625584), (8, 17223515990), (10, 13778812792), (16, 8611757995), (20, 6889406396), (31, 4444778320), (40, 3444703198), (62, 2222389160), (80, 1722351599), (124, 1111194580), (155, 888955664), (248, 555597290), (310, 444477832), (353, 390334640), (496, 277798645), (620, 222238916), (706, 195167320), (1240, 111119458), (1412, 97583660), (1765, 78066928), (2480, 55559729), (2824, 48791830), (3530, 39033464), (5648, 24395915), (7060, 19516732), (10943, 12591440), (14120, 9758366), (21886, 6295720), (28240, 4879183), (43772, 3147860), (54715, 2518288), (87544, 1573930), (109430, 1259144), (157393, 875440), (175088, 786965), (218860, 629572), (314786, 437720)]